TY  - BOOK
AU  - Kreft, Ita
AU  - Leeuw, Jan De
TI  - Introducing multilevel modeling
T2  - Introducing Statistical methods
SN  - 0761951415
U1  - 300.72 
PY  - 1998///
CY  - LoNew Delhion
PB  - Sage Publications
ER  -